# 方式1
# import ks02-a-bc-world
# print(ks02-a-bc-world.x,ks02-a-bc-world.y)

# 方式2
# from ks02-a-bc-world import x,y
# print(x,y)

# 方式3
from ks02-a-bc-world import *
print(x,y)